{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003442","470:4700003228","470:4700002746","470:4700003058","470:4700001772","470:4700002595","470:4700002258","470:4700002547","493:4930000845","481:4810003728","470:4700002098","470:4700004926","480:4800005449","470:4700003612","470:4700002253","470:4700004114","470:4700004255","470:4700005399","485:4850003832","470:4700004289","470:4700003440","470:4700003258","470:4700003101","470:4700001942","470:4700002936"],"twin_admin_codes":[470,470,470,470,470,470,470,470,493,481,470,470,480,470,470,470,470,470,485,470,470,470,470,470,470],"twin_sims":[0.4858208042111,0.4349915462323467,0.3270099017662185,0.2990769533205216,0.2965359341613527,0.2950568584116445,0.2920109180968366,0.2891750650573204,0.2767930757343463,0.2756090459104962,0.2738582768590972,0.2696357175575105,0.2632874481411628,0.26182942966842404,0.2589735157764028,0.2544071786633146,0.25139558550772395,0.2512473005356497,0.24996446986050183,0.24068235446349476,0.24047210593144117,0.23819723497817566,0.2278640497578442,0.2271548864123109,0.22571919407841015],"twin_dists":[0.15605655258458292,0.16757620919295133,0.19418427765231955,0.2017912173244187,0.20250317872754994,0.20291925060172752,0.2037799893729089,0.20458616558401216,0.20816292150939586,0.2085099941506718,0.20902487103992395,0.2102750513311425,0.21217762251323527,0.21261861905441798,0.21348691253840377,0.21488786591241343,0.21582057141594868,0.21586667939348883,0.21626629211265563,0.21919776015283718,0.2192649994947729,0.21999497867131554,0.22336947666100074,0.22360473356587074,0.22408250297789992],"n_dims_used":43,"mean_confidence":0.9121103508527889},"coverage":{"mean_confidence":0.9121103508527889,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}